Double Seam System



We are proudly to say that we are the only one roll former in Thailand to manufacture and install

boltless metal roofing with double seam system. With many years of experience and know how, 

our Double Seam System has become one of the most trusted roofing system in Thailand.

How it works.

It is one of a kind technology for roofing system by seaming system. It has been tested and passed for ZERO leakage according to ASTM E1646 and wind uplift according to FM Globle. 

Electrical Seamer

Using Electrical Seamer to seam along the flank to complete the installation process. 

Long Span Connector

This is our own special design of roofing connector to allow thermal expansion of metal sheet roofing at long span.


It is designed to use at some certain of roofing area by supported engineering calculation. 

* For further technicals and informations, please contact our staffs or our company for support.